JPWO2021198045A5

JPWO2021198045A5 -

Info

Publication number: JPWO2021198045A5
Application number: JP2022559886A
Authority: JP
Publication date: 2024-04-03

Claims

1. A controller comprising an input/output for receiving and transmitting data when the controller is communicatively coupled to an inductive sensing circuit and a portable handheld device, the portable handheld device having an electromagnetic radiation capability. has
The controller is in communication with the portable handheld device to inactivate at least a portion of the electromagnetic radiation of the portable handheld device and simultaneously in communication with the inductive sensing circuit to activate the inductive sensing circuit. a first mode in which the controller communicates with the portable handheld device to activate at least a portion of the electromagnetic radiation of the portable handheld device and simultaneously deactivate the inductive sensing circuit; the controller is operable to perform a switching function for switching between two modes;
In the first mode, the controller causes the portable handheld device to activate power supply to the inductive sensing circuit from the portable handheld device and/or causes the portable handheld device to activate power supply in the inductive sensing circuit. the inductive sensing circuit activates a signal generator of the inductive sensing circuit to trigger the provision of a drive signal to an antenna in the inductive sensing circuit; causing the portable handheld device to deactivate the power supply to the inductive sensing circuit;
controller.

The controller of claim 1 , wherein the first mode includes deactivating one or more electromagnetic transmitters of the portable handheld device.

3. The controller of claim 1 or 2, wherein the first mode includes terminating electromagnetic radiation in one or more electromagnetic frequency bands or ranges and/or terminating any electromagnetic radiation above a defined threshold power.

2. The controller of claim 1, receiving an input inductive sensing signal from the inductive sensing circuit and deriving one or more physiological parameters from the inductive sensing signal, such as heart rate and/or respiration rate.

The controller performs the switching between the two modes in response to receiving one or more predefined control commands, preferably the controller receives the control commands from the portable handheld device. The controller of claim 1, wherein the controller receives:

An inductive sensing circuit for detecting electromagnetic signals returned from a body in response to application of an electromagnetic excitation signal to the body, the inductive sensing circuit comprising a resonant circuit comprising a loop antenna, the resonant an inductive sensing circuit that generates the electromagnetic excitation signal when the circuit is driven with a drive signal;
a controller according to any one of claims 1 to 5 , operably coupled to the inductive sensing circuit;
An inductive sensing assembly comprising the inductive sensing circuit and a carrier on which the controller is mounted.

The inductive sensing circuit comprises a signal generator for generating a drive signal to drive the loop antenna to generate the electromagnetic excitation signal , optionally the inductive sensing circuit comprises a 7. The inductive sensing assembly of claim 6 , comprising signal sensing means or pick-up means for detecting signals returned from the body based on detecting variations in one or more electrical properties.

A portable handheld device;
An apparatus for inductive sensing comprising: a controller according to any one of claims 1 to 5 .

further comprising an inductive sensing circuit operably coupled to the controller, the inductive sensing circuit detecting an electromagnetic signal returned from the body in response to application of an electromagnetic excitation signal to the body;
the inductive sensing circuit comprises a resonant circuit comprising a loop antenna, the resonant circuit generating the electromagnetic excitation signal when driven with a drive signal;
9. The apparatus of claim 8 .

the inductive sensing circuit is integrated within the portable handheld device, e.g. as part of a dedicated chip ; or
The apparatus includes a secondary unit, the inductive sensing circuit is integrated within the secondary unit, and the portable handheld device is operably coupled to the secondary unit.
The device according to claim 8 or 9 .

11. The apparatus of claim 8, further comprising an inductive sensing assembly as described in claim 6 or 7 , wherein the controller and the inductive sensing circuitry are provided by the inductive sensing assembly, the inductive sensing assembly being operatively coupled to the portable handheld device.

the device includes signal sensing or pick-up means for detecting electromagnetic signals returned from the body based on detecting variations in one or more electrical properties of the resonant circuit;
the apparatus including means for processing signals sensed by the signal sensing means and deriving one or more physiological parameters based on the sensed signals.
12. Apparatus according to any one of claims 8 to 11 .

13. Apparatus according to any one of claims 8 to 12 , wherein the portable handheld device is a mobile communications device such as a mobile telephone device.

A method for controlling a portable handheld device having inductive sensing circuit functionality and electromagnetic radiation functionality, comprising:
The portable handheld device is controlled to induce deactivation of at least a portion of the electromagnetic radiation of the portable handheld device, and at the same time the inductive sensing circuit induces activation of the inductive sensing circuit. a first mode in which the portable handheld device is controlled to activate the at least a portion of the electromagnetic radiation of the portable handheld device, and at the same time the inductive sensing circuit is configured to , implementing a switching function for switching between two modes, a second mode being controlled to induce deactivation of the induction sensing circuit ;
In the first mode, the portable handheld device activates power supply from the portable handheld device to the inductive sensing circuit, and/or the inductive sensing circuit activates the inductive sensing circuit in the inductive sensing circuit. activating a signal generator to trigger the provision of a drive signal to an antenna in the inductive sensing circuit; in the second mode, the portable handheld device receives the inductive signal from the portable handheld device; deactivating the power supply to the sensing circuit;
Method.

15. A computer program product comprising code means which, when executed on a processor, causes said processor to implement the method of claim 14 .